linux-kernel - Re: [PATCH v6] net: phy: mdio-gpio: Fix working over slow can

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Message-ID: <20181116075318.GF14933@lunn.ch>
Date:   Fri, 16 Nov 2018 08:53:18 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Martin Schiller <ms@....tdt.de>
Cc:     sergei.shtylyov@...entembedded.com, f.fainelli@...il.com,
        davem@...emloft.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6] net: phy: mdio-gpio: Fix working over slow can_sleep
 GPIOs

On Fri, Nov 16, 2018 at 08:38:36AM +0100, Martin Schiller wrote:
> Up until commit 7e5fbd1e0700 ("net: mdio-gpio: Convert to use gpiod
> functions where possible"), the _cansleep variants of the gpio_ API was
> used. After that commit and the change to gpiod_ API, the _cansleep()
> was dropped. This then results in WARN_ON() when used with GPIO
> devices which do sleep. Add back the _cansleep() to avoid this.
> 
> Fixes: 7e5fbd1e0700 ("net: mdio-gpio: Convert to use gpiod functions where possible")
> Signed-off-by: Martin Schiller <ms@....tdt.de>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew